要查看ClickHouse中max_memory_usage的配置值,你需要连接到ClickHouse数据库并执行相应的查询。以下是具体的步骤和查询代码: 连接到ClickHouse数据库: 你需要使用ClickHouse的客户端工具(如clickhouse-client)或者其他数据库连接工具连接到ClickHouse数据库。 执行查询以获取max_memory_usage的配置值: 你可以通过查询系统表来...
max_memory_usage The maximum amount of RAM to use for running a query on a single server. In the default configuration file, the maximum is 10 GB. whereas, in src/Core/Settings.h ClickHouse/src/Core/Settings.h Line 401 in 6a4422c M(UInt6...
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Using function getSetting() to see what server memory is set to. Describe alternatives you've considered Enabling text_log and querying for a startup or reload config message, like: clickhouse :) SELECT event_date, message FROM clusterAllReplicas('cluster_1S_2R','system.text_log') where mes...
ClickHouse/ClickHousePublic NotificationsYou must be signed in to change notification settings Fork6.8k Star37.1k New issue Reloadmax_server_memory_usagewithout server restart.#18154 alexey-milovidovopened this issueDec 16, 2020· 0 comments· Fixed by#19186 ...
perf(col_str): reduce max memory usage Summary here is memory inuse bytes pprof. the ColStr WriteColumn copy the buf. reduce max memory usage bytes by use writev.